(19)

(11)

EP 3 188 635 A1

(12)

(43) Date of publication: 12.07.2017 Bulletin 2017/28 (21) Application number: 15749880.9 (22) Date of filing: 11.08.2015

(51) International Patent Classification (IPC):  A47L 9/16(2006.01) (86) International application number: PCT/GB2015/052321 (87) International publication number: WO 2016/034841 (10.03.2016 Gazette 2016/10)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA (30) Priority: 03.09.2014 GB 201415610 (71) Applicant: Dyson Technology Limited Malmesbury, Wiltshire SN16 0RP (GB)	(72) Inventors: MITCHELL, Joanne Malmesbury Wiltshire SN16 0RP (GB) LUETCHFORD, Peter Malmesbury Wiltshire SN16 0RP (GB) PATEL, Ketan Malmesbury Wiltshire SN16 0RP (GB) (74) Representative: Lerwill, Jonathan Ashley Ronald et al Dyson Technology Limited Tetbury Hill Malmesbury, Wiltshire SN16 0RP Malmesbury, Wiltshire SN16 0RP (GB)